多普勒对空引信回波分析及碰炸优先判决准则研究

Ze-long XIAO, Heng ZHANG,Hao DONG, Bi-xue NI,Jian-zhong XU

Acta Armamentarii(2016)

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Abstract
现有的二维弹目交会模型很难准确对对空引信回波信号进行模拟,为准确给出多普勒对空引信“碰炸优先”的判决准则,采用一种三维弹目交会模型对引信回波信号建模,推导出回波信号的表达式.采用短时分数阶傅里叶变换对三维交会模型中碰炸(包括迎击、追击和不共线交会)和近炸(包括早到、晚到和目标机动)共两类6种情形进行分析,得出了脉冲多普勒对空引信碰炸和近炸自适应判决准则.通过Matlab仿真结果验证了该分析模型和判决准则的准确性.
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